Other mistake: When at the gas station, they are out of gas. He doesn't put any gas in but later Peggy starts the car up and drives away.
Married... with Children (1987)
1 mistake in The Gas Station Show
Starring: Christina Applegate, Katey Sagal, Ed O'Neill, Amanda Bearse
Genres: Comedy
Peg: Hi honey. Did you miss me?
Al: With every bullet so far.
Trivia: Ed O'Neill is only actor to appear in all 260 episodes of the show.
Question: What did Al remove from The Lundys' car to cause it to crash?
Answer: It was one of the hoses connected to the engine, nothing specific, but to indicate that Al tampered with the vehicle.